circuitpython/ports/nrf/Makefile
Ayke van Laethem 3cdecf90e6 nrf: Make LTO configurable via Makefile flag.
LTO messes up debuggability and may cause some other issues.
Additionally, it does not always result in reduced code size.
2018-07-18 17:12:25 +10:00

325 lines
8.4 KiB
Makefile

# Select the board to build for: if not given on the command line,
# then default to pca10040.
BOARD ?= pca10040
ifeq ($(wildcard boards/$(BOARD)/.),)
$(error Invalid BOARD specified)
endif
# If SoftDevice is selected, try to use that one.
SD ?=
SD_LOWER = $(shell echo $(SD) | tr '[:upper:]' '[:lower:]')
# TODO: Verify that it is a valid target.
ifeq ($(SD), )
# If the build directory is not given, make it reflect the board name.
BUILD ?= build-$(BOARD)
include ../../py/mkenv.mk
include boards/$(BOARD)/mpconfigboard.mk
else
# If the build directory is not given, make it reflect the board name.
BUILD ?= build-$(BOARD)-$(SD_LOWER)
include ../../py/mkenv.mk
include boards/$(BOARD)/mpconfigboard_$(SD_LOWER).mk
include drivers/bluetooth/bluetooth_common.mk
endif
-include boards/$(BOARD)/modules/boardmodules.mk
# qstr definitions (must come before including py.mk)
QSTR_DEFS = qstrdefsport.h $(BUILD)/pins_qstr.h
# include py core make definitions
include ../../py/py.mk
FATFS_DIR = lib/oofatfs
MPY_CROSS = ../../mpy-cross/mpy-cross
MPY_TOOL = ../../tools/mpy-tool.py
CROSS_COMPILE = arm-none-eabi-
MCU_VARIANT_UPPER = $(shell echo $(MCU_VARIANT) | tr '[:lower:]' '[:upper:]')
INC += -I.
INC += -I../..
INC += -I$(BUILD)
INC += -I./../../lib/cmsis/inc
INC += -I./device
INC += -I./device/$(MCU_VARIANT)
INC += -I./hal
INC += -I./hal/$(MCU_VARIANT)
INC += -I./modules/machine
INC += -I./modules/ubluepy
INC += -I./modules/music
INC += -I./modules/random
INC += -I./modules/ble
INC += -I../../lib/mp-readline
INC += -I./drivers/bluetooth
INC += -I./drivers
NRF_DEFINES += -D$(MCU_VARIANT_UPPER)
NRF_DEFINES += -DCONFIG_GPIO_AS_PINRESET
CFLAGS_CORTEX_M = -mthumb -mabi=aapcs -fsingle-precision-constant -Wdouble-promotion
CFLAGS_MCU_m4 = $(CFLAGS_CORTEX_M) -mtune=cortex-m4 -mcpu=cortex-m4 -mfpu=fpv4-sp-d16 -mfloat-abi=hard
CFLAGS_MCU_m0 = $(CFLAGS_CORTEX_M) --short-enums -mtune=cortex-m0 -mcpu=cortex-m0 -mfloat-abi=soft -fno-builtin
LTO ?= 1
ifeq ($(LTO),1)
CFLAGS_LTO += -flto
else
CFLAGS_LTO += -Wl,--gc-sections -ffunction-sections -fdata-sections
endif
CFLAGS += $(CFLAGS_MCU_$(MCU_SERIES))
CFLAGS += $(INC) -Wall -Werror -ansi -std=gnu99 -nostdlib $(COPT) $(NRF_DEFINES) $(CFLAGS_MOD)
CFLAGS += -fno-strict-aliasing
CFLAGS += -fstack-usage
CFLAGS += -Iboards/$(BOARD)
CFLAGS += -DNRF5_HAL_H='<$(MCU_VARIANT)_hal.h>'
CFLAGS += $(CFLAGS_LTO)
LDFLAGS = $(CFLAGS)
LDFLAGS += -Xlinker -Map=$(@:.elf=.map)
LDFLAGS += -mthumb -mabi=aapcs -T $(LD_FILE) -L boards/
#Debugging/Optimization
ifeq ($(DEBUG), 1)
#ASMFLAGS += -g -gtabs+
CFLAGS += -O0 -ggdb
LDFLAGS += -O0
else
CFLAGS += -Os -DNDEBUG
LDFLAGS += -Os
endif
LIBS = \
ifeq ($(MCU_VARIANT), nrf52)
LIBGCC_FILE_NAME = $(shell $(CC) $(CFLAGS) -print-libgcc-file-name)
LIBS += -L $(dir $(LIBGCC_FILE_NAME)) -lgcc
SRC_LIB += $(addprefix lib/,\
libm/math.c \
libm/fmodf.c \
libm/nearbyintf.c \
libm/ef_sqrt.c \
libm/kf_rem_pio2.c \
libm/kf_sin.c \
libm/kf_cos.c \
libm/kf_tan.c \
libm/ef_rem_pio2.c \
libm/sf_sin.c \
libm/sf_cos.c \
libm/sf_tan.c \
libm/sf_frexp.c \
libm/sf_modf.c \
libm/sf_ldexp.c \
libm/asinfacosf.c \
libm/atanf.c \
libm/atan2f.c \
)
endif
SRC_LIB += $(addprefix lib/,\
libc/string0.c \
mp-readline/readline.c \
utils/pyexec.c \
utils/interrupt_char.c \
timeutils/timeutils.c \
oofatfs/ff.c \
oofatfs/option/unicode.c \
)
SRC_HAL = $(addprefix hal/,\
hal_uart.c \
hal_uarte.c \
hal_spi.c \
hal_spie.c \
hal_time.c \
hal_rtc.c \
hal_timer.c \
hal_twi.c \
hal_adc.c \
hal_adce.c \
hal_temp.c \
hal_gpio.c \
hal_rng.c \
hal_nvmc.c \
)
ifeq ($(MCU_VARIANT), nrf52)
SRC_HAL += $(addprefix hal/,\
hal_pwm.c \
)
endif
SRC_C += \
main.c \
mphalport.c \
help.c \
gccollect.c \
pin_named_pins.c \
fatfs_port.c \
drivers/softpwm.c \
drivers/ticker.c \
drivers/bluetooth/ble_drv.c \
drivers/bluetooth/ble_uart.c \
DRIVERS_SRC_C += $(addprefix modules/,\
machine/modmachine.c \
machine/uart.c \
machine/spi.c \
machine/i2c.c \
machine/adc.c \
machine/pin.c \
machine/timer.c \
machine/rtc.c \
machine/pwm.c \
machine/led.c \
machine/temp.c \
uos/moduos.c \
uos/microbitfs.c \
utime/modutime.c \
pyb/modpyb.c \
ubluepy/modubluepy.c \
ubluepy/ubluepy_peripheral.c \
ubluepy/ubluepy_service.c \
ubluepy/ubluepy_characteristic.c \
ubluepy/ubluepy_uuid.c \
ubluepy/ubluepy_delegate.c \
ubluepy/ubluepy_constants.c \
ubluepy/ubluepy_descriptor.c \
ubluepy/ubluepy_scanner.c \
ubluepy/ubluepy_scan_entry.c \
music/modmusic.c \
music/musictunes.c \
ble/modble.c \
random/modrandom.c \
)
SRC_C += \
device/$(MCU_VARIANT)/system_$(MCU_SUB_VARIANT).c \
device/$(MCU_VARIANT)/startup_$(MCU_SUB_VARIANT).c \
ifneq ($(FROZEN_MPY_DIR),)
FROZEN_MPY_PY_FILES := $(shell find -L $(FROZEN_MPY_DIR) -type f -name '*.py')
FROZEN_MPY_MPY_FILES := $(addprefix $(BUILD)/,$(FROZEN_MPY_PY_FILES:.py=.mpy))
endif
OBJ += $(PY_O) $(addprefix $(BUILD)/, $(SRC_C:.c=.o))
OBJ += $(addprefix $(BUILD)/, $(SRC_LIB:.c=.o))
OBJ += $(addprefix $(BUILD)/, $(SRC_HAL:.c=.o))
OBJ += $(addprefix $(BUILD)/, $(DRIVERS_SRC_C:.c=.o))
OBJ += $(BUILD)/pins_gen.o
$(BUILD)/$(FATFS_DIR)/ff.o: COPT += -Os
$(filter $(PY_BUILD)/../extmod/vfs_fat_%.o, $(PY_O)): COPT += -Os
.phony: all flash sd binary hex
all: binary hex
OUTPUT_FILENAME = firmware
## Create binary .bin file from the .out file
binary: $(BUILD)/$(OUTPUT_FILENAME).bin
$(BUILD)/$(OUTPUT_FILENAME).bin: $(BUILD)/$(OUTPUT_FILENAME).elf
$(OBJCOPY) -O binary $< $@
## Create binary .hex file from the .out file
hex: $(BUILD)/$(OUTPUT_FILENAME).hex
$(BUILD)/$(OUTPUT_FILENAME).hex: $(BUILD)/$(OUTPUT_FILENAME).elf
$(OBJCOPY) -O ihex $< $@
FLASHER ?=
ifeq ($(FLASHER),)
flash: $(BUILD)/$(OUTPUT_FILENAME).hex
nrfjprog --program $< --sectorerase -f $(MCU_VARIANT)
nrfjprog --reset -f $(MCU_VARIANT)
sd: $(BUILD)/$(OUTPUT_FILENAME).hex
nrfjprog --eraseall -f $(MCU_VARIANT)
nrfjprog --program $(SOFTDEV_HEX) -f $(MCU_VARIANT)
nrfjprog --program $< --sectorerase -f $(MCU_VARIANT)
nrfjprog --reset -f $(MCU_VARIANT)
else ifeq ($(FLASHER), pyocd)
flash: $(BUILD)/$(OUTPUT_FILENAME).hex
pyocd-flashtool -t $(MCU_VARIANT) $<
sd: $(BUILD)/$(OUTPUT_FILENAME).hex
pyocd-flashtool -t $(MCU_VARIANT) --chip_erase
pyocd-flashtool -t $(MCU_VARIANT) $(SOFTDEV_HEX)
pyocd-flashtool -t $(MCU_VARIANT) $<
endif
$(BUILD)/$(OUTPUT_FILENAME).elf: $(OBJ)
$(ECHO) "LINK $@"
$(Q)$(CC) $(LDFLAGS) -o $@ $(OBJ) $(LIBS)
$(Q)$(SIZE) $@
# List of sources for qstr extraction
SRC_QSTR += $(SRC_C) $(SRC_MOD) $(SRC_LIB) $(DRIVERS_SRC_C) $(SRC_BOARD_MODULES)
# Append any auto-generated sources that are needed by sources listed in
# SRC_QSTR
SRC_QSTR_AUTO_DEPS +=
# Making OBJ use an order-only depenedency on the generated pins.h file
# has the side effect of making the pins.h file before we actually compile
# any of the objects. The normal dependency generation will deal with the
# case when pins.h is modified. But when it doesn't exist, we don't know
# which source files might need it.
$(OBJ): | $(HEADER_BUILD)/pins.h
# Use a pattern rule here so that make will only call make-pins.py once to make
# both pins_$(BOARD).c and pins.h
$(BUILD)/%_$(BOARD).c $(HEADER_BUILD)/%.h $(HEADER_BUILD)/%_af_const.h $(BUILD)/%_qstr.h: boards/$(BOARD)/%.csv $(MAKE_PINS) $(AF_FILE) $(PREFIX_FILE) | $(HEADER_BUILD)
$(ECHO) "Create $@"
$(Q)$(PYTHON) $(MAKE_PINS) --board $(BOARD_PINS) --af $(AF_FILE) --prefix $(PREFIX_FILE) --hdr $(GEN_PINS_HDR) --qstr $(GEN_PINS_QSTR) --af-const $(GEN_PINS_AF_CONST) --af-py $(GEN_PINS_AF_PY) > $(GEN_PINS_SRC)
$(BUILD)/pins_gen.o: $(BUILD)/pins_gen.c
$(call compile_c)
MAKE_PINS = boards/make-pins.py
BOARD_PINS = boards/$(BOARD)/pins.csv
AF_FILE = $(MCU_VARIANT)_af.csv
PREFIX_FILE = boards/$(MCU_VARIANT)_prefix.c
GEN_PINS_SRC = $(BUILD)/pins_gen.c
GEN_PINS_HDR = $(HEADER_BUILD)/pins.h
GEN_PINS_QSTR = $(BUILD)/pins_qstr.h
GEN_PINS_AF_CONST = $(HEADER_BUILD)/pins_af_const.h
GEN_PINS_AF_PY = $(BUILD)/pins_af.py
ifneq ($(FROZEN_DIR),)
# To use frozen source modules, put your .py files in a subdirectory (eg scripts/)
# and then invoke make with FROZEN_DIR=scripts (be sure to build from scratch).
CFLAGS += -DMICROPY_MODULE_FROZEN_STR
endif
ifneq ($(FROZEN_MPY_DIR),)
# To use frozen bytecode, put your .py files in a subdirectory (eg frozen/) and
# then invoke make with FROZEN_MPY_DIR=frozen (be sure to build from scratch).
CFLAGS += -DMICROPY_QSTR_EXTRA_POOL=mp_qstr_frozen_const_pool
CFLAGS += -DMICROPY_MODULE_FROZEN_MPY
endif
include ../../py/mkrules.mk